Questions from College Mathematics

Q: The mean height of a hay crop is 40 inches with a

The mean height of a hay crop is 40 inches with a standard deviation of 3 inches. What percentage of the crop will be between 37 inches and 45 inches in height? Assume a normal distribution.

Q: The mean life expectancy for a car battery is 48 months with

The mean life expectancy for a car battery is 48 months with a standard deviation of 8 months. If the manufacturer guarantees the battery for 3 years, what percentage of the batteries will be expected...

Q: The mean weight in a population of 5-year-old

The mean weight in a population of 5-year-old boys was 41 pounds with a standard deviation of 6 pounds. Determine the probability that a 5-year-old boy from the population weighs less than 30 pounds....

Q: Find the total income produced by a continuous income stream in the

Find the total income produced by a continuous income stream in the first 10 years if the rate of flow is (t) = 3,000.

Q: Interpret the results of Problem 38 with both a graph and a

Interpret the results of Problem 38 with both a graph and a description of the graph. Data from Problem 38: Find the total income produced by a continuous income stream in the first 10 years if the r...

Q: identify the absorbing states in the indicated transition matrix. /

identify the absorbing states in the indicated transition matrix.

Q: Find the total income produced by a continuous income stream in the

Find the total income produced by a continuous income stream in the first 2 years if the rate of flow is (t) = 600e0.06t .

Q: Interpret the results of Problem 42 with both a graph and a

Interpret the results of Problem 42 with both a graph and a description of the graph. Data from Problem 42: Find the total income produced by a continuous income stream in the first 2 years if the ra...

Q: Suppose in Problem 45 that you start the IRA deposits at age 

Suppose in Problem 45 that you start the IRA deposits at age 30, but the account earns 6%, compounded continuously. Treat the yearly deposits into the account as a continuous income stream. How much w...

Q: Find the future value, at 2.95% interest,

Find the future value, at 2.95% interest, compounded continuously for 6 years, of the continuous income stream with rate of flow (t) = 2,000e0.06t .